Gridfinity Holder for Radius and Chamfer Gauges

This is a 2x2 Gridfinity mount holder for DatumCAD's awesome fillet radius and chamfer gauge disks.NOTE: This is the HOLDER ONLY. Links to the actual gauges can be found below. This will fit all four metric disks plus the one standard disk (which has a smaller center hole). Here are some links to DatumCAD's models:1-10mm radius gauge10-20mm radius gauge1-12mm chamfer gauge13-20mm chamfer gauge1/16" - 1/2" (imperial) radius gauge(Holder was designed in OnShape and uses Grant L's Gridfinity master OnShape design tool.)